20 Bayview Ave
Islip, NY 11751
— ba 3,706 sqft Built 1964 Lot 21,780 sqft single_family
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
No recorded events
No sale or listing events are on file for this property.
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $82,600 | $13,400 | $96,000 | $32,509 |
| 2024 | $82,600 | $13,400 | $96,000 | $30,796 |
| 2023 | $82,600 | $13,400 | $96,000 | $30,796 |
| 2022 | $82,600 | $13,400 | $96,000 | $30,705 |
| 2021 | $82,600 | $13,400 | $96,000 | $29,746 |
| 2020 | $82,600 | $13,400 | $96,000 | $28,961 |
| 2018 | $82,600 | $13,400 | $96,000 | $26,930 |
| 2017 | $78,100 | $13,400 | $91,500 | $25,447 |
| 2016 | $78,100 | $13,400 | $91,500 | $25,320 |
| 2015 | $78,100 | $13,400 | $91,500 | $25,344 |
| 2014 | $78,100 | $13,400 | $91,500 | $26,062 |
| 2013 | $78,100 | $13,400 | $91,500 | $25,399 |
| 2012 | $78,100 | $13,400 | $91,500 | $23,386 |
| 2011 | $78,100 | $13,400 | $91,500 | $22,501 |
| 2010 | $78,100 | $13,400 | $91,500 | $21,548 |
| 2008 | $78,100 | $13,400 | $91,500 | $20,225 |
| 2007 | $78,100 | $13,400 | $91,500 | $19,011 |
Property facts
Year built
1964
Property type
single_family
Stories
—
Beds
—
Baths
—
Living area
3,706 sqft
Lot size
21,780 sqft
ZIP code
11751
City
Islip
Street
Bayview Ave
Coordinates
40.72245, -73.22248
Comparable properties nearby
Frequently asked questions
When did 20 Bayview Ave last sell?
No public-record sale is on file for 20 Bayview Ave.
What is the current tax assessment for 20 Bayview Ave?
The most recent total assessment for 20 Bayview Ave (year 2025) is $96,000 with $32,509 in property tax.
When was 20 Bayview Ave built?
20 Bayview Ave was built in 1964.
How does 20 Bayview Ave compare to others on Bayview Ave?
We track 2 other properties on Bayview Ave. Browse the list under "Other properties on Bayview Ave" to compare beds, baths, and sale history.
What are the property facts for 20 Bayview Ave?
20 Bayview Ave is a — bath, 3,706 sqft, 21,780 sqft lot single_family.
Is 20 Bayview Ave a flip candidate?
No — 20 Bayview Ave does not appear in our flips dataset.
Is 20 Bayview Ave a tax-appeal candidate?
No — 20 Bayview Ave is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-13.7%
Implied 1-yr
-54.6%
2026 Q1
$212.6K
2026 Q2
$212.6K
ZIP 11751 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Bayview Ave